GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2000 🢒 Yukon Denali 🢒 HVAC 🢒 HVAC Systems - Manual 🢒 Heater Blower Controls Connector End Views
Table 1: Auxiliary Blower Motor
Table 2: Auxiliary Blower Resistor
Table 3: Auxiliary Blower Motor Relay, Low
Table 4: Auxiliary Blower Motor Relay, Medium
Table 5: Auxiliary Blower Motor Relay, High
Table 6: Auxiliary Heater Control Switch
Table 7: Blower Motor, Connector C1
Table 8: Blower Motor, Connector C2
Table 9: Blower Motor Relay, High
Table 10: Blower Resistor
Table 11: HVAC Control Module Connector C2 (Blower Switch)

Auxiliary Blower Motor


Object Number: 35456 Size: CH

Connector Part Information
    • 12129939
    • 2F Metri-Pack 630 (BLK)

Pin

Wire Color

Circuit No.

Function

A

YEL

1172

Auxiliary Blower Motor Feed

B

BLK

150

Ground

Auxiliary Blower Resistor


Object Number: 428533 Size: CH

Connector Part Information
    • 02977940
    • 3F 56 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

LT BLU

1072

Auxiliary Blower Resistor Output - Medium

B

WHT

1152

Auxiliary Blower Motor Feed

C

YEL

1151

Auxiliary Blower Motor Output - Low

Auxiliary Blower Motor Relay, Low


Object Number: 281199 Size: CH

Connector Part Information
    • 12034003
    • 5F M/P 630 (BLK)

Pin

Wire Color

Circuit No.

Function

1

RED

542

Fuse Output - Battery - Type I Fuse

2

DK BLU

1926

Ground

3

--

--

Not Used

4

YEL

1176

Auxiliary Blower Motor Resistor Output - Low

5

BRN

341

Fuse Output - Ignition 3 Type III Fuse

Auxiliary Blower Motor Relay, Medium


Object Number: 281199 Size: CH

Connector Part Information
    • 12034003
    • 5F M/P 630 SPL (BLK)

Pin

Wire Color

Circuit No.

Function

1

RED

542

Fuse Output - Battery - Type I Fuse

2

RED

1925

Ground

3

--

--

Not Used

4

LT BLU

1072

Auxiliary Blower Motor Resistor Output - Med

5

BRN

341

Fuse Output - Ignition 3 Type III Fuse

Auxiliary Blower Motor Relay, High


Object Number: 281199 Size: CH

Connector Part Information
    • 12034003
    • 5F M/P 630 SPL (BLK)

Pin

Wire Color

Circuit No.

Function

1

RED

542

Fuse Output - Battery - Type I Fuse

2

WHT

1925

Ground

3

--

--

Not Used

4

YEL

1152

Auxiliary Blower Motor Output - High

5

BRN

341

Fuse Output - Ignition 3 Type III Fuse

Auxiliary Heater Control Switch


Object Number: 62456 Size: CH

Connector Part Information
    • 12064752
    • 6F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

GRY

8

IP Lamp Feed

B

BLK

150

Ground

C

--

--

Not Used

D

WHT

1924

Auxiliary HVAC Switch Output - High

E

DK BLU

1926

Auxiliary HVAC Switch Output - Low

F

RED

1925

Auxiliary HVAC Switch Output - Medium

Blower Motor, Connector C1


Object Number: 82430 Size: CH

Connector Part Information
    • 08905615
    • 1F 56 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

PPL

65

Power Motor Feed

Blower Motor, Connector C2


Object Number: 82430 Size: CH

Connector Part Information
    • 12004267
    • 1F 56 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

150

Ground

Blower Motor Relay, High


Object Number: 281201 Size: CH

Connector Part Information
    • 12110541
    • 6F Metri-Pack 280 Series Flexlock (BLK)

Pin

Wire Color

Circuit No.

Function

A1

BLK

150

Ground

A2

RED

542

Fuse Output Battery - Type II Fuse

B1

--

--

Not Used

B2

DK BLU

101

Blower Resistor Output

C1

PPL

65

Blower Motor Feed

C2

ORN

52

Blower Switch Output - High

Blower Resistor


Object Number: 73208 Size: CH

Connector Part Information
    • 12064877
    • 4F Metri-Pack 680 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

YEL

60

Blower Switch Output - Low

B

DK BLU

101

Blower Resistor Output

C

TAN

63

Blower Switch Output - Medium 1

D

LT BLU

72

Blower Switch Output - Medium 2

HVAC Control Module Connector C2 (Blower Switch)


Object Number: 62469 Size: CH

Connector Part Information
    • 12064998
    • 8F Metri-Pack 280 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT BLU

72

Blower Switch Output - Medium 2

B

TAN

63

Blower Switch Output - Medium 1

C

YEL

60

Blower Switch Output - Low

D

DK GRN

71

A/C Selector Switch Output

E-F

--

--

Not Used

G

BRN

141

Fuse Output - Ignition 3 Type III Fuse

H

ORN

52

Blower Switch Output - High